<template>
  <el-card class="box-card">
    <div slot="header" class="clearfix">
      <span>重置密码</span>
    </div>
    <!-- 表单 -->
    <el-form :model="pwdForm" :rules="pwdFormRules" ref="pwdFormRef" label-width="100px">
      <el-form-item label="原密码" prop="old_pwd">
        <el-input v-model="pwdForm.old_pwd" type="password"></el-input>
      </el-form-item>
      <el-form-item label="新密码" prop="new_pwd">
        <el-input v-model="pwdForm.new_pwd" type="password"></el-input>
      </el-form-item>
      <el-form-item label="确认新密码" prop="re_pwd">
        <el-input v-model="pwdForm.re_pwd" type="password" minlength="6" maxlength="15"></el-input>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" @click="updatePwd">修改密码</el-button>
        <el-button @click="$refs.pwdFormRef.resetFields()">重置</el-button>
      </el-form-item>
    </el-form>
  </el-card>
</template>

<script>
export default {
  name: 'UserPwd',
  data() {
    // 校验 新密码 与原密码是否一致
    const samePwd = (rule, value, callback) => {
      if (value === '') {
        callback(new Error('请输入密码'));
      } else if(value === this.pwdForm.old_pwd){
        callback(new Error('新旧密码不能一致'));
      }else{
        callback();
      }
    }
    //  校验 确认密码 与新密码是否一致
    const rePwd = (rule, value, callback) => {
      if (value === '') {
        callback(new Error('请输入密码'));
      } else if(value !== this.pwdForm.new_pwd){
        callback(new Error('新密码与确认密码不一致'));
      }else{
        callback();
      }
    }
    return {
      // 表单的数据对象
      pwdForm: {
        old_pwd: '',
        new_pwd: '',
        re_pwd: ''
      },
      // 表单的验证规则对象
      pwdFormRules: {
        old_pwd:[
          {required:true,message:'请输入原密码',trigger:'blur'},
          {pattern:/^\S{6,15}$/,message:'密码必须是6-15位的非空字符',trigger:'blur'}
        ],
        new_pwd:[
          {required:true,message:'请输入新密码',trigger:'blur'},
          {pattern:/^\S{6,15}$/,message:'密码必须是6-15位的非空字符',trigger:'blur'},
          {validator: samePwd,trigger:'blur'}
        ],
        re_pwd:[
          {required:true,message:'请确认密码',trigger:'blur'},
          {pattern:/^\S{6,15}$/,message:'密码必须是6-15位的非空字符',trigger:'blur'},
          {validator: rePwd,trigger:'blur'}
        ],
      }
    }
  },methods: {
    updatePwd(){
      this.$refs.pwdFormRef.validate(async(valid) => {
        if (!valid) return
        // 发送更改密码请求
        const {data:res} =await this.$http.patch('/my/updatepwd',this.pwdForm)
        if(res.code!==0)return this.$message.error(res.message)
        this.$message.success(res.message)
      });
    }
  }
}
</script>

<style lang="less" scoped>
.el-form {
  width: 500px;
}
</style>
